Study from Emanuel Lasker-1895-

In this study, it looks like white will checkmate Black King with his Queen and Bishop before Black can promote his pawn on c2 into a Queen. However, White can not even find a way to check Black King. How can white win?

“Without error there can be no brilliancy”. –

Emanuel Lasker (December 24, 1868 – January 11, 1941) was a German chess player, Ph.D. mathematician, and philosopher who was World Chess Champion for 27 years (from 1894 to 1921). In his prime, Lasker was one of the most dominant champions, and he is still generally regarded as one of the strongest players ever.